126120134526 has 8 divisors (see below), whose sum is σ = 252240269064. Its totient is φ = 42040044840.

The previous prime is 126120134509. The next prime is 126120134603. The reversal of 126120134526 is 625431021621.

It is a sphenic number, since it is the product of 3 distinct primes.

126120134526 is an admirable number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 10510011205 + ... + 10510011216.

It is an arithmetic number, because the mean of its divisors is an integer number (31530033633).

Almost surely, 2^126120134526 is an apocalyptic number.

126120134526 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

126120134526 is a wasteful number, since it uses less digits than its factorization.

126120134526 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 21020022426.

The product of its (nonzero) digits is 17280, while the sum is 33.

The spelling of 126120134526 in words is "one hundred twenty-six billion, one hundred twenty million, one hundred thirty-four thousand, five hundred twenty-six".